E1000_SYSTIM_OVERFLOW_PERIOD  253 drivers/net/ethernet/intel/e1000e/ptp.c 			      E1000_SYSTIM_OVERFLOW_PERIOD);
E1000_SYSTIM_OVERFLOW_PERIOD  323 drivers/net/ethernet/intel/e1000e/ptp.c 			      E1000_SYSTIM_OVERFLOW_PERIOD);